Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English Jocelyn
German Gautzelin (derived)
Old French Joscelin (derived)
Proto-Germanic *Gautalinþiz (derived)
Proto-Germanic *gautaz (compound)
Proto-Germanic *linþaz (compound)
Old High German Gaut (mention)

English Geoffrey (link)
English Joel (mention)
English Jocelynn (mention)